<!DOCTYPE html>
<html>
<head>
	<title></title>
	<script type="text/javascript">
		var bool=false;
		console.log(parseInt(bool));
		console.log(!null);

		if(null)
			{console.log('null')}
		else
			{console.log('else null')}
	</script>
</head>
<body>

</body>
</html>